Home / 166,313.15-249,509.07-53,993.15

Finding the Fourth Proportional to 166,313.15, 249,509.07 and 53,993.15

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Solution

The fourth proportional to 166,313.15, 249,509.07 and 53,993.15 is: 81,002.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,313.15 : 249,509.07 = 53,993.15 : x
  2. Step 2: Convert to fraction form
    166,313.15/249,509.07 = 53,993.15/x
  3. Step 3: Cross multiply
    166,313.15x = 249,509.07 × 53,993.15
  4. Step 4: Simplify right side
    166,313.15x = 13,471,780,642.87
  5. Step 5: Solve for x
    x = 13,471,780,642.87/166,313.15
  6. Step 6: Final answer
    x = 81,002.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.